Ask The Community

Question: will a 2003 y code engine work in my 2001 sls with a y code engine

i have a 2001 sls with bad engine i found a 2003 engine both are y code engines will it work without changing pcms

My Auto Score

See the free AutoCheck score

AutoCheck Score

Similar Vehicles Score

Enter VIN:

Ask a Certified Mechanic

Need car repair help? Ask a question to an auto mechanic for free.

Tips on Servicing

Car Brakes: How Do You Know When to Change Them?

By Zach Bowman
For those who suffer a daily commute through heavy traffic, your vehicle's braking system can bring thousands of pounds of metal, plastic and empty Starbucks cups to a stop hundreds of times before you get to work. It goes without saying that these pieces wear out, but they do so slowly, meaning you may not notice they need attention until ...